| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 3 | Chenhao Yao (2008)Ybl Waterpolo Club | 27.62R:0.77 | - | 433 | |
| 2 | 4 | Medgyessy Mikes Lóránt (2009)Bohóchal Egyesület | 27.84R:0.67 | 00.22 | 423 | |
| 3 | 8 | Rácz Benedek György (2008)FTC | 27.91R:0.71 | 00.29 | 420 | |
| 4 | 5 | Márton Levente (2010)FTC | 28.00R:0.66 | 00.38 | 416 | |
| 5 | 2 | Csiki Brúnó Domonkos (2008)Ybl Waterpolo Club | 28.37R:0.66 | 00.75 | 400 | |
| 6 | 6 | Varga Áron Dániel (2008)Budapesti Honvéd | 28.51R:0.66 | 00.89 | 394 | |
| 7 | 0 | Zach Mathew Rodriguez (2009)Vasas Sport Club | 28.62R:0.72 | 01.00 | 389 | |
| 8 | 7 | Varga Marcell (2010)DELFIN SE | 29.10R:0.65 | 01.48 | 371 | |
| 9 | 1 | Maruzs Bence (2009)Budapesti Honvéd | 29.63R:0.73 | 02.01 | 351 | |
| 10 | 9 | Müller Miron Soma (2008)Bálinti Úszó Egyes. | 30.12R:0.72 | 02.50 | 334 |